Description
AL9902 LINEAR AND PWM DIMMING HIGH VOLTAGE LED DRIVER .
The AL9902 high-voltage PWM LED driver provides an efficient solution for offline high-brightness LED lamps from rectified line voltages ranging from.
Features
* >90% Efficiency
* Universal Rectified 85 to 277VAC Input Range
* Internal MOSFET Up to 650V, 2A
* High Switching Frequency Up to 300kHz
* Internal Voltage Regulator Removes Start-Up Resistor
* 7.5V Regulated Output
* Tighter Current Sense Tolerance Better Than ±5%
Applications
* LED Offline Lamps
* High Voltage DC-DC LED Driver
* Signage and Decorative LED Lighting
* Back Lighting of Flat Panel Displays
* General Purpose Constant Current Source
Notes:
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 2.
